<?php

class DashboardController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
			'postOnly + delete', // we only allow deletion via POST request
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
	return array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('index','view','create','update','admin','delete'),
				'users'=>array('*'),
			)
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new GraphConfiguration;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['GraphConfiguration']))
		{
			$model->attributes=$_POST['GraphConfiguration'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['GraphConfiguration']))
		{
			$model->attributes=$_POST['GraphConfiguration'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		$this->loadModel($id)->delete();

		// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
		if(!isset($_GET['ajax']))
			$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
	}

	/**
	 * Lists all tags and allows to select the graphic to show.
	 */
	public function actionIndex()
	{
		/*$dataProvider=new CActiveDataProvider('GraphConfiguration');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));*/

		$Tag=Tag::model()->findAll();
		$dataProviderGraphTag=new CActiveDataProvider(Graphtag::model(), array(
			'keyAttribute'=>array('tagName'),
			'criteria'=>array(
				'condition'=>"tagName=''",
			),
		));
		$dataProviderGraph=new CActiveDataProvider(GraphConfiguration::model(), array(
			'keyAttribute'=>array('id'),
			'criteria'=>array(
				'condition'=>"id=-1",
			),
		));
		if(Yii::app()->request->isAjaxRequest){
			
			$tagName = $_GET[0]; 
			Yii::log("\nAJAX_REQUEST\nPROVOCADO_POR_EL_UPDATE_AL_CGRIDVIEW_GraphTag"."\ntagName seleccionada es=".$tagName ,"info");
			// actualizas el criteria del data provider para ajustarlo a lo que se pide:
			$dataProviderGraphTag->criteria = array('condition'=>"tagName='".$tagName."'");
			// para responderle al request ajax debes hacer un ECHO con el JSON del dataprovider
			echo CJSON::encode($dataProviderGraphTag);
		}
		$this->render('index',array(
			'dataProviderGraph'=>$dataProviderGraph,'dataProviderGraphTag'=>$dataProviderGraphTag,'Tag'=>$Tag));
	}
	/**
	 * Filter the graphic corresponding to a Tag name
	 * @param char $tagName Name of the tag to be filter
	 */
	public function actionGetGraphsNames($tagName){
		$Graphtag= new GraphConfiguration;
		$criteria=new CDbCriteria;
		$criteria->addCondition("tagName like '$tagName'");
		$criteria->select='id,name,filter,type,datasourceId,xAxisLabel,yAxisLabel';
		$criteria->join= 'JOIN graphtag ON id = graphtag.graphId';
		$resp = GraphConfiguration::model()->findAll($criteria);
		header("Content-type: application/json");
		
		echo CJSON::encode($resp);
	}
	/**
	 * Show a specific graph selected
	 * @param integer $graphId Id to the graphic to be showed
	 */
	public function actionShowGraph($graphId)
	{
		echo CJSON::encode($graphId);
	}
	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new GraphConfiguration('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['GraphConfiguration']))
			$model->attributes=$_GET['GraphConfiguration'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer the ID of the model to be loaded
	 */
	public function loadModel($id)
	{
		$model=GraphConfiguration::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param CModel the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='graph-configuration-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
